11213112202 has 4 divisors (see below), whose sum is σ = 16819668306. Its totient is φ = 5606556100.

The previous prime is 11213112151. The next prime is 11213112223. The reversal of 11213112202 is 20221131211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20221131211 = 49171 ⋅411241.

It can be written as a sum of positive squares in only one way, i.e., 11100518881 + 112593321 = 105359^2 + 10611^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2803278049 + ... + 2803278052.

Almost surely, 2^11213112202 is an apocalyptic number.

11213112202 is a deficient number, since it is larger than the sum of its proper divisors (5606556104).

11213112202 is an equidigital number, since it uses as much as digits as its factorization.

11213112202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5606556103.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11213112202 its reverse (20221131211), we get a palindrome (31434243413).

The spelling of 11213112202 in words is "eleven billion, two hundred thirteen million, one hundred twelve thousand, two hundred two".